व्यंजक \(\frac{7x}{10}-\frac{x}{5}\) का सरल रूप क्या है?
What is the simplified form of \(\frac{7x}{10}-\frac{x}{5}\)?
Explanation opens after your attempt
Correct Answer
A. \(\frac{x}{2}\)
Concept
\(\frac{x}{5}=\frac{2x}{10}\), so \(\frac{7x}{10}-\frac{2x}{10}=\frac{x}{2}\). Make a common denominator for fraction terms.
Why this answer is correct
The correct answer is A. \(\frac{x}{2}\). \(\frac{x}{5}=\frac{2x}{10}\), so \(\frac{7x}{10}-\frac{2x}{10}=\frac{x}{2}\). Make a common denominator for fraction terms.
Exam Tip
\(\frac{x}{5}=\frac{2x}{10}\), इसलिए \(\frac{7x}{10}-\frac{2x}{10}=\frac{x}{2}\)। भिन्न पदों में समान हर बनाएं।
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